ALSA: rawmidi - fix the uninitalized user_pversion (Linux Linux)

CVE-2021-47096
MEDIUM 4.0

En bref

Source
NVD
EPSS
EPSS 0.21 % · centile 11 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: rawmidi - fix the uninitalized user_pversion The user_pversion was uninitialized for the user space file structure in the open function, because the file private structure use kmalloc for the allocation. The kernel ALSA sequencer code clears the file structure, so no additional fixes are required. BugLink: https://github.com/alsa-project/alsa-lib/issues/178

Faiblesses (CWE)

  • CWE-908 — Utilisation d'une ressource non initialisée

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 4.0CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NCISA-ADP
CVSS 3.1MEDIUM 4.0CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 09d23174402da0f10e98da2c61bb5ac8e7d79fdd < b398fcbe4de1e1100867fdb6f447c6fbc8fe7085 ; affected 09d23174402da0f10e98da2c61bb5ac8e7d79fdd < 39a8fc4971a00d22536aeb7d446ee4a97810611b ; affected 12d50801497235956fb3760be8530f4e44e4ce67 ; affected 5.14.10 < 5.15
Linux · Linuxaffected 5.15 ; unaffected 0 < 5.15 ; unaffected 5.15.12 ≤ 5.15.* ; unaffected 5.16 ≤ *

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD